Partial Profile 60° Partial Profile 55° ISO Metric (M) MJ ISO Unified (UN) UNJ Whitworth (BSW, BSP) BSPT Conduit Thread (PG 80°) Trapezoidal DIN 103 Round DIN 405 Modul ACME STUB ACME NPSM NPT NPTF Dryseal API RD API